On the Inelastic Design of Steel I Girder Bridges
This paper documents the development of a relatively easy to use set of effective plastic moment expressions and compares the performance of these equations with a series of experimental...

Structural Safety and Its Quality Assurance
Sponsored by Committee 9A/10 of the Council on Tall Buildings and Urban Habitat of the Structural Engineering Institute of ASCE. This report uses an...

Overview of Long-Span Bridge Assessment History
This section gives a brief overview of long-span bridge assessment history. Also included are a few cases of long-span bridge failure and lack of assessment....

Review of Bridge Performance and Its Parameters
This section contains a review of bridge performance and its parameters. Topics include definition of lifetime performance and kinds of functioning for bridge performance....

Compiled Database on the Long-Span Bridges
This section briefly discusses the database that was created in order to establish the number and types of all the vital long-span bridges in the USA....

Delineation of Six General Performance Assessment Categories
This section delineates six general assessment categories for long-span bridges....

Performance Assessments of Other Essential Bridges
This section provides a brief statement on long-span bridges outside the scope of this study....

Main Conclusions and Recommendations
This section briefly comments on main conclusions and recommendations for engineering assessments of long-span bridges....

Subsequent Actions for Capturing, Improving, and Securing Performance
This section briefly comments on the need for follow-up engineering assessment work and coordination in order to achieve the needed accomplishments of capturing the long-span bridge performance...

Tabulation of Long-Span Bridges in the United States

Design of Isolated Structures
This chapter examines the design of isolated structures. Topics include governing design codes; design of isolated buildings; design of isolated bridges and viaducts; and issues related...

Rescue Mission
Designers in France applied modern engineering techniques in a way that made it possible to preserve the appearance of a beloved bridge....

Crossing the Hollandsch Diep
The design/build team charged with creating an aesthetically pleasing bridge in the Netherlands for high-speed rail faced tough requirements, among them tight construction tolerances and...

Tying It All Together
The Rancocas Greek Bridge, a steel tied arch designed for both light-rail and freight train loading, may be the first bridge of its kind to carry freight trains in the United States....

Micropiles to the Rescue
When a Michigan energy concern began upgrading the equipment in one of its operating power plants, engineers were asked to find an economical and nondisruptive way to support the new loads...

Repairing Pittsburgh's Portal
Engineering the rehabilitation of Pittsburgh's Fort Pitt Bridge and Fort Pitt Tunnel involved an extensive inspection of their condition and a detailed evaluation of alternative...

Linking Past and Future
A superhighways spanning all of northern Greece - linking the port city of Igoumenitsa in the west to Turkey in the east - elevates an ancient trade route to modern design standards. Staggering...

Life-Cycle Environmental Accounting and Decision-Making for Bridge Structures
This presentation focuses on life-cycle environmental accounting and decision-making for bridge structures using the example of steel and steel-reinforced concrete....

A Tale of Two Towers: The Foundations
In preparing two lots in New York City's Times Square as sites for modern skyscrapers, engineers devised foundations and structural systems that would allow for subway lines,...

A Tale of Two Towers: The Structures
In preparing two lots in New York City's Times Square as sites for modern skyscrapers, engineers devised foundations and structural systems that would allow for subway lines,...

 

 

 

 

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